DS1814AR-5+T&R

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A DS1814AR-5+T&R application field and working principle is a Power Management Integrated Circuit (PMIC) Supervisors. It provides monitoring, supervision, and power management functions for systems with multiple power domains concurrently. This PMIC was specifically designed for use in board-level consumer products and applications, including embedded systems and medical devices. The DS1814AR-5+T&R is made up of five key components, each of which serve a specific purpose in providing superior power management.

The first component of the DS1814AR-5+T&R is the Supervisory Gauge-Threshold and Delay (SGD).The SGD can be configured to detect any number of input voltage ranges and to switch the power voltage rails on and off based on those ranges. This enables the device to set the voltage level at the appropriate level for each application and to switch the power rails on and off in a regulated manner to protect against over-voltage or under-voltage situations.

The second component of the device is its Primary Voltage Detector (PVD). The PVD consists of two analog comparators whose purpose is to detect the primary and secondary voltage levels within a system. An on-chip voltage control can then adjust the voltage levels in response to ambient temperature and load conditions. This provides an additional level of protection against power events and enables the system to remain powered in an acceptable range even under changing conditions.

The third component of the DS1814AR-5+T&R is its Primary Voltage Supervisor (PVS). The PVS is responsible for detecting the primary power rail and providing a voltage good indication at the correct voltage level. It also provides a margin of protection against over-voltage and under-voltage conditions by setting the correct level. This ensures that the system will not experience any sudden power-down events due to voltage regulation issues.

The fourth component of the device is its Temperature Supervisor (TS). The TS is responsible for monitoring the internal temperature of the system and providing a warning when the temperature reaches a level that could potentially damage system components. This is especially important in applications that require the device to remain powered for long periods of time. The TS can also provide an additional layer of protection by providing a delay before entering into a power-down state when the temperature reaches a critical level.

The fifth and final component of the DS1814AR-5+T&R is its Power-On Reset (POR) circuit. The POR circuit is responsible for resetting the system in the event of a power failure or system crash. The POR has a programmable delay time that allows the system to safely enter a power-down state without suffering any damage. This is the key component of the device that ensures that the system is able to recover from any critical situations.

Overall, the DS1814AR-5+T&R is a very versatile device that provides a high level of power management for systems. The five key components described above provide the user with the necessary functionality to monitor and control power events safely and reliably. The device also provides a range of other features such as a temperature supervisor and an on-chip voltage control that provide additional levels of protection against power and temperature events.

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